Home / 12,835.70-19,256.93-4,070.60

Finding the Fourth Proportional to 12,835.70, 19,256.93 and 4,070.60

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Solution

The fourth proportional to 12,835.70, 19,256.93 and 4,070.60 is: 6,106.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835.70 : 19,256.93 = 4,070.60 : x
  2. Step 2: Convert to fraction form
    12,835.70/19,256.93 = 4,070.60/x
  3. Step 3: Cross multiply
    12,835.70x = 19,256.93 × 4,070.60
  4. Step 4: Simplify right side
    12,835.70x = 78,387,259.26
  5. Step 5: Solve for x
    x = 78,387,259.26/12,835.70
  6. Step 6: Final answer
    x = 6,106.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.